package com.shyroke;

import java.util.LinkedHashMap;
import java.util.Map;

import org.apache.shiro.mgt.SecurityManager;
import org.apache.shiro.spring.security.interceptor.AuthorizationAttributeSourceAdvisor;
import org.apache.shiro.spring.web.ShiroFilterFactoryBean;
import org.apache.shiro.web.mgt.DefaultWebSecurityManager;
import org.springframework.aop.framework.autoproxy.DefaultAdvisorAutoProxyCreator;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import com.shyroke.realms.MyShiroRealm;

@Configuration
public class ShiroConfig {

	@Bean
	public ShiroFilterFactoryBean shirFilter(SecurityManager securityManager) {
		ShiroFilterFactoryBean shiroFilterFactoryBean = new ShiroFilterFactoryBean();
		shiroFilterFactoryBean.setSecurityManager(securityManager);
		// 拦截器. 
		Map<String, String> filterChainDefinitionMap = new LinkedHashMap<String, String>();
		// 配置不会被拦截的链接 顺序判断 
		filterChainDefinitionMap.put("/script/**", "anon");
		filterChainDefinitionMap.put("/img/**", "anon");
		filterChainDefinitionMap.put("/userAction/searchView", "anon");
		filterChainDefinitionMap.put("/user/search.jsp", "anon");
		filterChainDefinitionMap.put("/userAction/search**", "anon");
		filterChainDefinitionMap.put("/articleAction/pinglun", "anon");
		filterChainDefinitionMap.put("/userAction/registerView", "anon");
		filterChainDefinitionMap.put("/ueditor/jsp/upload/**", "anon");
		filterChainDefinitionMap.put("/  /userAction/saveRegister", "anon");
		filterChainDefinitionMap.put("/userAction/sendEmailCode", "anon");
		filterChainDefinitionMap.put("/guancangAction/articleDescView", "anon");
		filterChainDefinitionMap.put("/guancangAction/isshoucangquanxian", "anon");
		filterChainDefinitionMap.put("/articleAction/labelView", "anon");
		filterChainDefinitionMap.put("/userAction/login", "anon");
		// 配置退出 过滤器,其中的具体的退出代码Shiro已经替我们实现了
		filterChainDefinitionMap.put("/logout", "logout");
		
		// <!-- 过滤链定义，从上向下顺序执行，一般将/**放在最为下边 -->:这是一个坑呢，一不小心代码就不好使了;
		// <!-- authc:所有url都必须认证通过才可以访问; anon:所有url都都可以匿名访问-->
		filterChainDefinitionMap.put("/**", "authc");
		// 如果不设置默认会自动寻找Web工程根目录下的"/login.jsp"页面
		shiroFilterFactoryBean.setLoginUrl("/userAction/login");
		// 登录成功后要跳转的链接
		shiroFilterFactoryBean.setSuccessUrl("/userAction/loginSuccess");

		// 未授权界面;
		shiroFilterFactoryBean.setUnauthorizedUrl("/403");
		shiroFilterFactoryBean.setFilterChainDefinitionMap(filterChainDefinitionMap);
		return shiroFilterFactoryBean;
	}

	@Bean
	public MyShiroRealm myShiroRealm() {
		MyShiroRealm myShiroRealm = new MyShiroRealm();
		return myShiroRealm;
	}

	@Bean
	public SecurityManager securityManager() {
		DefaultWebSecurityManager securityManager = new DefaultWebSecurityManager();
		securityManager.setRealm(myShiroRealm());
		return securityManager;
	}

	/**
	 * 开启shiro aop注解支持. 使用代理方式;所以需要开启代码支持;
	 * 
	 * @param securityManager
	 * @return
	 */
	@Bean
	public AuthorizationAttributeSourceAdvisor authorizationAttributeSourceAdvisor(SecurityManager securityManager) {
		AuthorizationAttributeSourceAdvisor authorizationAttributeSourceAdvisor = new AuthorizationAttributeSourceAdvisor();
		authorizationAttributeSourceAdvisor.setSecurityManager(securityManager);
		return authorizationAttributeSourceAdvisor;
	}

	@Bean
	public static DefaultAdvisorAutoProxyCreator getDefaultAdvisorAutoProxyCreator() {
		return new DefaultAdvisorAutoProxyCreator();
	}

}
